Analysis of Factors Affecting Road Transport Accidents of Hazardous Materials Based on PG-BN

Table 2

Model accuracy.

True	Predict
	S1
	Minor_accident	General_accident	Serious_accident	Major_accident
Minor_accident	43	0	1	0
General_accident	1	29	1	0
Serious_accident	0	1	17	0
Major_accident	0	0	1	6
Overall relative error	5%
True	Predict
	S2
	Less_than_30	Between_30_and_60	Between_60_and_120	More_than_120
Less_than_30	27	0	1	1
Between_30_and_60	1	38	0	1
Between_60_and_120	1	1	15	0
More_than_120	0	1	1	12
Overall relative error	8%